很多使胚胎发生破坏或者丢失染色体而导致流产，但有一些则出现如唐氏综合征这样的状况！
Many embryos that have damaged or missing chromosomes miscarry, but others go on to produce conditions such as Down's syndrome.
毛滴虫病：一种毛滴虫引起的感染，是一种家畜牛的疾病，一般的结果是使被感染的母牛不孕或流产。
An infection caused by trichomonads, as a disease of cattle that commonly results in infertility or abortion in infected cows.
马努在村庄里的出现，却使这次任务流产。
But the presence of Manus in the village causes the mission to be scrubbed.
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